AIheardthatthepollut的知识精选

A:IheardthatthepollutioninthiscityisseriousB:
问题详情:A:IheardthatthepollutioninthiscityisseriousB:__1___A:Whatkindofpollutionisit?B:___2__A:Whydoyouthinktheairpollutionissodirty?B:__3__A:__4__B:Manybirdscan’tlivehere,theyflytothesouth.A:___5___...
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